... HSDPA/UMTS frequency bands (850, 1900, 2100 MHz) and all four EDGE/GPRS bands (850, 900, 1800, and 1900 MHz) used worldwide ... : 2100/850 (HSUPA, HSDPA, UMTS), 850/900/1800/1900 (GPRS, EDGE)Compatibility: Windows 2000, Windows XP, Windows Vista, Windows 7Compatible with ... -NDIS abilities Both modules are compatible with EDGE and GSM/GPRS networks on all four GSM frequency bands (850, 900, 1800,and ...